Okazaki, Japan

Mitsuhiro Shimotomai

This inventor holds 11 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Nisshinbo Industries, Inc., Nisshinbo Holdings Inc.. Active years: 1999-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuhiro Shimotomai. Retrieved from https://idiyas.com/inventor/mitsuhiro-shimotomai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11 

% Patents Active = 54.5

 

Average Co-Inventor Count = 1.4

ph-index = 6

Forward Citations = 113(Granted Patents)


Location History:

  • Aichi, JP (1999 - 2002)
  • Okazaki, JP (2008 - 2013)
  • Tokyo, JP (2013)

Company Filing History:


Years Active: 1999-2013

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11 patents (USPTO):Explore Patents

Title: Mitsuhiro Shimotomai: Innovator in Photovoltaic Technology

Introduction

Mitsuhiro Shimotomai is a prominent inventor based in Okazaki, Japan. He has made significant contributions to the field of photovoltaic technology, holding a total of 11 patents. His innovative work focuses on improving the efficiency and effectiveness of photovoltaic devices.

Latest Patents

One of Shimotomai's latest patents is an inspecting apparatus for photovoltaic devices. This apparatus is designed to inspect photovoltaic devices by applying a current in a forward direction, allowing the devices to emit electroluminescent (EL) light. The structure is simple yet effective, significantly shortening the inspection time for detecting defects through high-resolution photographs. The apparatus includes a darkroom with an opening, a support device for the photovoltaic devices, cameras for capturing images, and a moving device that allows the cameras to be repositioned within the darkroom.

Another notable patent is a solar simulator and measurement method for multi-junction photovoltaic devices. This method involves a series of processes where halogen and xenon lamps emit controlled flashes to measure the performance of photovoltaic devices. The method ensures accurate measurements of current and voltage generated by the devices during testing.

Career Highlights

Throughout his career, Mitsuhiro Shimotomai has worked with reputable companies such as Nisshinbo Industries, Inc. and Nisshinbo Holdings Inc. His experience in these organizations has contributed to his expertise in photovoltaic technology and innovation.

Collaborations

Shimotomai has collaborated with notable colleagues in his field, including Yoshihiro Shinohara and Katsumi Irie. These collaborations have further enhanced his research and development efforts in photovoltaic technology.

Conclusion

Mitsuhiro Shimotomai is a distinguished inventor whose work in photovoltaic technology has led to significant advancements in the field. His innovative patents and collaborations reflect his commitment to improving the efficiency of solar energy solutions.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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